| Value | Category | Cases | |
|---|---|---|---|
| 1 | TAR/ASPHALT | 28 |
28.9%
|
| 2 | GRADED GRAVELED | 22 |
22.7%
|
| 3 | DIRT ROAD (MAINTAINED) | 38 |
39.2%
|
| 4 | DIRT TRACK | 9 |
9.3%
|